.TH std::ctype_base 3 "2024.06.10" "http://cppreference.com" "C++ Standard Libary"
.SH NAME
std::ctype_base \- std::ctype_base

.SH Synopsis
   Defined in header <locale>
   class ctype_base;

   The class std::ctype_base lists the character classification categories which are
   inherited by the std::ctype facets.

.SH Member types


   mask unspecified BitmaskType (enumeration, integer type, or bitset)
        \fI(typedef)\fP

.SH Member constants

   space            the value of mask identifying whitespace character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   print            the value of mask identifying printable character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   cntrl            the value of mask identifying control character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   upper            the value of mask identifying uppercase character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   lower            the value of mask identifying lowercase character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   alpha            the value of mask identifying alphabetic character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   digit            the value of mask identifying digit character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   punct            the value of mask identifying punctuation character classification
   \fB[static]\fP         \fI(public static member constant)\fP
   xdigit           the value of mask identifying hexadecimal digit character
   \fB[static]\fP         classification
                    \fI(public static member constant)\fP
   blank            the value of mask identifying blank character classification
   \fB[static]\fP \fI(C++11)\fP \fI(public static member constant)\fP
   alnum            alpha | digit
   \fB[static]\fP         \fI(public static member constant)\fP
   graph            alnum | punct
   \fB[static]\fP         \fI(public static member constant)\fP

.SH See also

   ctype        defines character classification tables
                \fI(class template)\fP
   ctype<char>  specialization of std::ctype for type char
                \fI(class template specialization)\fP
   ctype_byname represents the system-supplied std::ctype for the named locale
                \fI(class template)\fP
